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Human Health and Disease

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Biology

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Biology

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CBSE Gujarat Board Haryana Board

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Class 10 Class 12

where will you look for the sporozoites of the malarial parasite?

  • Red blood corpuscles of humans suffering from malaria

  • Spleen of infected humans

  • Salivary glands of freshly moulted female Anopheles mosquito

  • Saliva of infected female Anopheles mosquito


D.

Saliva of infected female Anopheles mosquito

Sporozoite is the infective stage of the malarial parasite. They are present in the saliva of infected female anopheles mosquito.

Sporozoite is the infective stage of the malarial parasite. They are present in the saliva of infected female anopheles mosquito.

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What is disease ?

Malfunctioning of one or more organs characterised by signs and symptoms is called disease.
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What is health ?

It is a state of complete, physical, mental and social well being of a person.
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What is the significance of ‘Typhoid Mary’ ?

Typhoid Mary was a Typhoid carrier who continued to spread typhoid for several years through food she prepared.
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List advantages of good health.

Healthy people are more efficient and productive. good health also brings prosperity and people live long. It also reduces infant and maternal mortality.
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Name three important aspects to maintain good health.

(i) Balanced diet (ii) Personal hygiene and (iii) Regular exercise.
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